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2013-06-30 17:49:23
2013-06-30 17:49:23

The silk worm spins its cocoon in order to create a protective container in which it can carry out its metamorphosis without being disturbed.

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Silk is animal protein, from silk worm cocoons.


Silk is animal protein, from silk worm cocoons.


they make silk of silk worm cocoons which silk worm are larvae


Originally, silk is from silkworms who spin the fibres as cocoons.


Silk is made from the string that silk worms use to spin their cocoons. Once the silk worm has spun its cocoon, the worm is killed to keep it from chewing its way through the cocoon to get out. The silk is then unwound from the cocoon and used to make textiles.


natural. silk is made by silk wormsSilk is a natural fibre produced by silk worms -- moths, really -- that spin cocoons which, when unraveled upon the death of the worm, become silk strands.


Silk worm is an animal that spins its cocoon. Humans harvest the cocoons and unravel the worm's work: this is silk, the fibre.


A silkworm is actually a caterpillar, not a worm. There cocoons are made from silk. That is how they make the silk, they actually boil the cocoons with the 'worm' still inside and then through unthreading the cocoons they start the process of making silk that you can use. Unfortunately the caterpillars die as they are 'cooked' alive.


To protect themselves during metamorphosis


Any of various caterpillars that produce silk cocoons Any of various caterpillars that produce silk cocoons Any of various caterpillars that produce silk cocoons Most known as Bombyx Mori It is also a worm that produces a cocoon that when properly done produces silk.


The raw material for processing silk is silk worm cocoons, which when unraveled can measure more than 3,000 feet in length.


No, butterflies form chrysalids but some species spin silk onto leaves to form a hibernaculum out of the leaf.


To kill the larvae that are inside and which would otherwise bite their way out.


It must be kept in mind that about 1 per cent of total harvest of cocoons is not boiled. The insects within the cocoon are allowed to mature to form silk moths. These silk moths cut through the cocoons and are allowed to breed for silk worm eggs for future production of silk. The silk from the damaged cocoons is collected and mixed with the filaments of coarse outer portion of the cocoon as well as from the inner portions of cocoons which is left after reeling. This mixture is then spun to obtain low grade silk yarn..by DEEPANKAR MECH


The worm cocoons on pine trees are from the Evergreen Bag Worm, more commonly called the North American Bag Worm. They spin their cocoon onto the trees making it look like pine cones. There may be up to 1000 eggs in a single cocoon.


Silkworms, which emerge from their cocoons as moths, spin cocoons that are the raw material for the fibre humans use as silk. Cocoons are harvested from domesticated silkworms by heating the cocoon to kill the animal, then the silk cocoon is unraveled. Once the moth has emerged -- in wild silkworms for example, the cocoon's silk can be harvested, but not in one continuous length. As a moth, there is no connection with the now-discarded cocoon.


Silk is made from the cocoons of silk worms, so it takes a lot of cocoons to make silk.


Raw silk is harvested from cocoons of silk worms. The cocoons are lowered into hot water, which terminates the worm's use of the cocoon. Then the cocoon is carefully unwound to produce strands of raw silk. Additional processing may take place, depending on the type of raw silk being produced. The worm is disposed of.


No, tent worms, webworms, and silk worms also spin webs and cocoons.


Cocoons are made of silk. The silk is spun from 2 glands that are located inside of the insect.


What do silk farmers do with cocoons not needed for breeding purposes


The textile that is made from the cocoons of caterpillars that eat the leaves of the mulberry tree is silk. It takes about 35 days of eating mulberry leaves before the caterpillar will spin a cocoon of silk.


The raw materials to used to make silk are cocoons made from silkworms.wormIn the related links box below, I posted the information.


Silk is made from the cocoons of silkworms. It takes 5500 cocoons to make just 2.2 lbs., or 1 kilogram, of silk.


Silk is made from the cocoons of silkworms.



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